How far is Derry from Calgary?

The distance between Calgary (Calgary International Airport) and Derry (City of Derry Airport) is 4003 miles / 6442 kilometers / 3478 nautical miles.

Distance from Calgary to Derry

There are several ways to calculate the distance from Calgary to Derry. Here are two standard methods:

Vincenty's formula (applied above)

• 4002.912 miles
• 6442.063 kilometers
• 3478.436 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula

• 3990.020 miles
• 6421.315 kilometers
• 3467.233 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

How long does it take to fly from Calgary to Derry?

The estimated flight time from Calgary International Airport to City of Derry Airport is 8 hours and 4 minutes.

What is the time difference between Calgary and Derry?

The time difference between Calgary and Derry is 7 hours. Derry is 7 hours ahead of Calgary.

Flight carbon footprint between Calgary International Airport (YYC) and City of Derry Airport (LDY)

On average, flying from Calgary to Derry generates about 457 kg of CO2 per passenger, and 457 kilograms equals 1 007 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Calgary to Derry

See the map of the shortest flight path between Calgary International Airport (YYC) and City of Derry Airport (LDY).

Airport information

Origin	Calgary International Airport
City:	Calgary
Country:	Canada
IATA Code:	YYC
ICAO Code:	CYYC
Coordinates:	51°6′50″N, 114°1′11″W

Destination	City of Derry Airport
City:	Derry
Country:	United Kingdom
IATA Code:	LDY
ICAO Code:	EGAE
Coordinates:	55°2′34″N, 7°9′39″W